This ranking sorts five Kuala Lumpur IP law firms by actual filing volumes, litigation dockets, and enforcement enforcement experience at MyIPO and the KL High Court — covering patent prosecution, trademark oppositions, and anti-counterfeiting raids.
1. Wong Jin Nee & Teo
Wong Jin Nee & Teo (WJN) remains the most aggressive IP litigation shop in the Klang Valley. The firm, co-founded by Dato’ Wong Jin Nee, does not chase volume; it runs contested matters. Its docket is heavy on patent invalidation suits under the Patents Act 1983, trademark passing-off actions, and copyright infringement claims arising from software mis licensure and industrial design copying.
The team is small but dense — about six lawyers handle the entire IP portfolio. They use CPI Vision docketing software to manage Malaysian and foreign prosecution deadlines, but the revenue driver is punitive damages. WJN handled the dispute where a local manufacturer was ordered to pay accounting of profits after cloning a German machinery part, a case cited in subsequent claims for consequential loss. For a B2B client, WJN is the firm you call when an overseas plaintiff fires a cease-and-desist letter and you need a counter-measure file opened within 48 hours.
2. Henry Goh & Co
Henry Goh & Co is the oldest patent-specialist firm in the country, operating from Menara Shahzan Insas on Jalan Raja Chulan. Founded in 1968, it processes the highest volume of Patent Cooperation Treaty (PCT) national phase entries into Malaysia of any independent firm. Its patent drafting team includes former electrical and chemical engineers who handle specification drafting for pharmaceutical, semiconductor, and oleochemical clients — practical competence that matters when MyIPO examiners are backlogged.
In 2024, the firm handled roughly 900 new trademark filings, 40 percent of which originated from Japanese and Korean multinationals using its Kuala Lumpur office as the ASEAN filing hub. Henry Goh also manages the full chain of agent correspondences, which reduces error rates in opposition deadlines. They don’t litigate often, but for a company that needs high-volume prosecution with cheap Chinese or ASEAN manufacturing counterparts, they run the leanest operation in the city.
3. KASS International
KASS International, led by P. Kandiah, is the anti-counterfeiting and enforcement firm in KL. Located in Solaris Dutamas, KASS does the fieldwork: coordinated raids, search-and-seizure operations with the Ministry of Domestic Trade and Cost of Living (KPDN), and customs recordation. Their enforcement team works directly with brand owners to draft product authentication protocols and liaises with Royal Malaysian Customs at KLIA to intercept parallel imports.
KASS also runs a trademark watching service that flags confusingly similar applications published in the Malaysian IP Gazette. Their internal system sends alerts to clients before the opposition window expires — a reminder that in Malaysia, the 2-month opposition period under the Trade Marks Act 2019 is non-negotiable. They are increasingly retained by logistics and e-commerce operators to handle takedowns of counterfeit products across Shopee, Lazada, and TikTok Shop listings in the region.
4. Skrine
Skrine is the full-service firm where IP litigation sits inside a wider commercial practice. The IP team, led by Karen Abraham and Yee Mei Ling, handles high-value cases that go to trial at the Kuala Lumpur High Court’s Intellectual Property Division. Their strengths are cross-border claims involving Malaysian subsidiaries of US and European corporations, and they have a strong record in interlocutory injunctions — getting ex-parte orders granted quickly, which is crucial when trade secrets are leaked to competitors.
Skrine charges premium rates, but the overhead buys you access to a firm that can integrate IP disputes with shareholder disputes, contractual claims, and even defamation suits if the trade secret dispute goes personal. Their e-discovery team uses Relativity for document review in complex software source code theft cases, giving them an edge when the evidence is inside Git repositories and email servers.
5. Shearn Delamore & Co
Shearn Delamore & Co has one of the largest trademark prosecution practices in the country. Their IP unit, anchored by Angela Chai, handles trademark registration across all 45 Nice classes, industrial design filings, and geographical indication applications. They have a dedicated records management team that tracks renewals and assignments, meaning less risk of accidental expiration for companies that hold large portfolios.
For B2B clients, the practical upside is their experience in office actions and pre-opposition negotiations. Malaysian trademark examiners issue objections based on certain prohibited marks or descriptiveness, and Shearn Delamore’s track record of amending specifications quickly reduces registration waits from 24 months down to around 12. They also run a paralegal team that handles time-sensitive filings under the Madrid Protocol, making them the default choice for foreign companies entering Malaysia through one international application.
Comparison Table
| Law Firm | Key Feature | Best For |
|---|---|---|
| Wong Jin Nee & Teo | Patent invalidation and IP litigation | Defending named plaintiffs with hard deadlines |
| Henry Goh & Co | High-volume PCT national phase entries | Patent prosecution for chemical and electromechanical inventions |
| KASS International | Anti-counterfeiting raids and customs enforcement | Brand owners fighting physical and online counterfeits |
| Skrine | Interlocutory injunctions and e-discovery | Cross-border trade secret and copyright litigation |
| Shearn Delamore & Co | Trademark registration and portfolio management | Foreign and regional clients setting up trademarks in Malaysia |
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